Related Manuals for Woodward 9904-519
Summary of Contents for Woodward 9904-519
- Page 1 Released Product Manual 26226 (Revision T, 11/2023) Original Instructions Liquid Bypass and Stop Valves Three-way Fuel Oil Bypass Control Valve Three-way Fuel Oil Stop Valve Operation Manual...
- Page 2 Revisions— A bold, black line alongside the text identifies changes in this publication since the last revision. Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is believed to be correct and reliable. However, no responsibility is assumed by Woodward unless otherwise expressly undertaken.
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Page 3: Table Of Contents
Product Support Options ..........................28 Product Service Options ..........................28 Returning Equipment for Repair ......................... 29 Replacement Parts ............................30 Engineering Services ..........................30 Contacting Woodward’s Support Organization ................... 30 Technical Assistance ..........................31 ........................32 EVISION ISTORY ..........................33... -
Page 4: Warnings And Notices
Be prepared to make an emergency shutdown when starting the engine, turbine, or other type of prime mover, to protect against runaway or overspeed with possible personal injury, loss of life, or property damage. Start-up Woodward... -
Page 5: Electrostatic Discharge Awareness
Do not touch the components or conductors on a printed circuit board with your hands or with conductive devices. To prevent damage to electronic components caused by improper handling, read and observe the precautions in Woodward manual 82715 , Guide for Handling and Protection of Electronic Controls, Printed Circuit Boards, and Modules. -
Page 6: Regulatory Compliance
Declared to Technical Regulation CU 032/2013 On the safety of equipment operating under excessive pressure. Declaration of Conformity Registration No: RU Д-US. МЮ62.В.01513 EAC Customs Union: Declared to Technical Regulation CU 010/2011 On the safety of machinery and equipment. Declaration of Conformity Registration No: RU Д-US.MƜ06.B.00011 Woodward... - Page 7 Where IECEx compliance is claimed, suitability is the result of IECEx compliance of the individual components as follows: Where IECEx compliance is claimed, suitability is the result of IECEx compliance of the individual components as follows: Proximity switch per IECEx BAS 08.0122X for Ex db IIC T6 Gb Woodward...
- Page 8 RISQUE D’EXPLOSION—Ne pas raccorder ni débrancher tant que l’installation est sous tension, sauf en cas l’ambiance est décidément non dangereuse. La substitution de composants peut rendre ce matériel inacceptable pour les applications de Classe I, Division 2 ou Zone 2. Woodward...
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Page 9: Chapter 1. General Information
The metering ports in the valve/actuator bushing are precision cut using a wire EDM. This ensures that the desired Cv profile is maintained without the deadband and non-linearities associated with drilled cages. Figure 1-1. Three-way Fuel Oil Bypass Control Valve Woodward... - Page 10 –7.2 to +8.8 mA (null bias 0.8 ±0.32 mA) Servo Input Current Rating Slew Time 1.1 to 1.5 seconds in either direction (at 1600 psig hydraulic pressure) Design Availability Objective Better than 99.5% Noise Emission 78 dB(A) to 91.3 dB(A) from 80% to 5% open Woodward...
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Page 11: Figure 1-2. Three-Way Fuel Oil Stop Valve
An integrated orifice allows the valve to have a controlled rate of opening and a faster controlled rate of closing. Figure 1-2. Three-way Fuel Oil Stop Valve Woodward... - Page 12 750 ±100 psid (5171 ±690 kPa)–Pickup return pressure) 750 ±100 psid (5171 ±690 kPa)–Dropout High Pressure Trip Version Hydraulic Pressure to Actuate 100 psig (690 kPa) Switch Rating 2 A @ 240 Vac, 0.5 A @ 24 Vdc Design Availability Objective Better than 99.5% Woodward...
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Page 13: Figure 1-3A. Hydraulic Schematic Circuit-Bypass Valve
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-3a. Hydraulic Schematic Circuit—Bypass Valve Figure 1-3b. Hydraulic Schematic Circuit—Stop Valve Woodward... -
Page 14: Figure 1-4A. Wiring Diagram-Bypass Valve Servo (Without Optional Lvdt)
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-4a. Wiring Diagram—Bypass Valve Servo (without Optional LVDT) Figure 1-4b. Wiring Diagram—Bypass Valve Servo and LVDT Figure 1-4c. Wiring Diagram—Stop Valve Proximity Switch Woodward... -
Page 15: Figure 1-5A. Outline Drawing-Bypass Valve (Without Optional Lvdt)
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-5a. Outline Drawing—Bypass Valve (without optional LVDT) Woodward... -
Page 16: Figure 1-5B. Outline Drawing-Bypass Valve With Integrated Lvdt
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-5b. Outline Drawing—Bypass Valve with Integrated LVDT Woodward... -
Page 17: Figure 1-5C. Outline Drawing-Bypass Valve With Integrated Lvdt, Sst Junction Box
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-5c. Outline Drawing—Bypass Valve with Integrated LVDT, SST Junction Box Woodward... -
Page 18: Figure 1-5D. Outline Drawing-Low Pressure Trip Stop Valve
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-5d. Outline Drawing—Low Pressure Trip Stop Valve Woodward... -
Page 19: Figure 1-5E. Outline Drawing-High Pressure Trip Stop Valve
Released Manual 26226 Liquid Bypass and Stop Valves Figure 1-5e. Outline Drawing—High Pressure Trip Stop Valve Woodward... -
Page 20: Chapter 2. Standard Component Details
As the pressure falls within the piston cavity, the return spring returns the valve plug to the bypass position within 0.4 to 0.5 second, switching the fuel circuit from the running position to the bypass position. Woodward... -
Page 21: Hydraulic Filter Assembly
The filter is supplied with a visual indicator which indicates when the recommended pressure differential has been exceeded indicating that replacement of the element is necessary. Woodward... -
Page 22: Chapter 3 Installation And Maintenance
Make all hydraulic connections as shown in the outline drawing (Hydraulic Supply and Hydraulic Drain). The hydraulic supply pressure should be 1200 to 1600 psig (8274 to 11 032 kPa). The drain pressure should not exceed 25 psig (172 kPa). Woodward... -
Page 23: Long Term Storage
17672 (hydraulic fluid, petroleum inhibited) specifications, to coat all internal surfaces of the device. If the valve is operated with oil other than rust- and oxidation-inhibiting oil, flush the unit with rust- and oxidation-inhibiting oil during operation before storage. Woodward... -
Page 24: Figure 3-1. Physical Travel And Lvdt Signal Vs Valve Stroke For Typical Valve
Use a heat-sealable barrier bag that meets the requirements of Type I material per US MIL-B-22191 (latest revision). Visually inspect the barrier material to see if the heat seal is complete and that no tears or damages are present. Pad the storage or shipping crate sufficiently to prevent tearing the barrier material. Woodward... -
Page 25: Maintenance
Woodward repair facility. Woodward recommends routine checks of the DP gauge on the filter assembly to verify that the filter is not partially clogged. If the DP indicator shows red, the filter element needs to be replaced. -
Page 26: Figure 3-2. Steel Filter Bowl
4. Verify that all O-rings and backup rings are present on new cartridge (kit available, including all cartridge O-rings and backup rings, if required). 5. Lubricate the O-rings with hydraulic fluid or petroleum jelly. 6. Install the cartridge into the manifold housing. 7. Torque to 80–90 lb-ft (108–122 Nm). Woodward... - Page 27 5. Remove the four #10-32 UNF socket head cap screws holding the servo valve to the manifold. 6. Verify that all four O-rings are removed from the interface between the manifold and the servo valve. 7. Obtain a replacement servo valve from Woodward and verify the part number and revision with the existing unit.
- Page 28 13. Back the switch out 3/4 turn to correctly set the sensing distance. 14. Hold the switch with a 1 inch wrench to ensure that it does not rotate during the following steps. 15. Screw the locking collar down until it contacts the housing. Woodward...
- Page 29 If the switch is less than one half turn away from the piston step, the valve could fail to close when commanded, possibly resulting in personal injury or damage to equipment. 21. Reconnect the switch wires to the closest field connection point. Woodward...
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Page 30: Chapter 4. Product Support And Service Options
• An Authorized Independent Service Facility (AISF) provides authorized service that includes repairs, repair parts, and warranty service on Woodward's behalf. Service (not new unit sales) is an AISF's primary mission. A current list of Woodward Business Partners is available at www.woodward.com/local-partner... -
Page 31: Returning Equipment For Repair
All repair work carries the standard Woodward service warranty (Woodward Product and Service Warranty 5-09-0690) on replaced parts and labor. -
Page 32: Replacement Parts
• The unit serial number, which is also on the nameplate Engineering Services Woodward offers various Engineering Services for our products. For these services, you can contact us by telephone, by email, or through the Woodward website. • Technical Support •... -
Page 33: Technical Assistance
Liquid Bypass and Stop Valves Technical Assistance If you need to contact technical assistance, you will need to provide the following information. Please write it down here before contacting the Engine OEM, the Packager, a Woodward Business Partner, or the Woodward factory: General... -
Page 34: Revision History
• Updated Declarations Changes in Revision K— • Updated ATEX listings (pages iv, v) • Updated Declarations Changes in Revision J— • Updated Compliance information and added warnings required by ATEX changes (pages iv, v, 14, • Updated Declarations Woodward... -
Page 35: Declarations
Released Manual 26226 Liquid Bypass and Stop Valves Declarations Woodward... - Page 36 Released Manual 26226 Liquid Bypass and Stop Valves Woodward...
- Page 37 Released Manual 26226 Liquid Bypass and Stop Valves Woodward...
- Page 38 Released Manual 26226 Liquid Bypass and Stop Valves Woodward...
- Page 39 Email and Website—www.woodward.com Woodward has company-owned plants, subsidiaries, and branches, as well as authorized distributors and other authorized service and sales facilities throughout the world. Complete address / phone / fax / email information for all locations is available on our website.
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